Beast of Friends is a crossover special between The Fairly OddParents and Bunsen is A Beast.
It’s Bunsen and Cosmo’s Friend-iversary, so Bunsen excitedly takes Mikey to meet him in Dimmsdale, while Amanda secretly follows. The group has a great time, until Mr. Crocker and Amanda team up and decide to take them down!
In Muckledunk School, Bunsen and Mikey are playing football and Bunsen tells Mikey the great news, he will be celebrating his 6 month Friend-iversary with his good friend, Cosmo. Meanwhile, Amanda is trying to get rid of Busen (as usual) by putting "Boom Boom Powder" in the football that they are throwing. the football lands in the bush where Amanda is hiding, and she explodes.
Mikey and Bunsen go to the house, snd avoid another trap set by Amanda. They go down into the basement to go into a portal that leads into Dimmsdale. Amanda finds these portal and goes into the wrong ones. She finds the right portal and goes into it.
In the world of The Fairly OddParents, Cosmo, Wanda, and Timmy are awaiting Bunsen and Mikey's arivial. Cosmo explains that he and Bunsen met at "Creature-Con". We then see Mr. Crocker setting up a trap to capture Timmy's fairies by putting loads of mouse traps on the floor. He dumbly falls for his own trick